1286352256

素因数分解:

$2^7\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3331}}^1$

素因数の和:3783

約数の個数: 64

約数和(自身を含む): 2936424960

約数和(自身を除く): 1650072704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 431, 448, 862, 896, 1724, 3017, 3331, 3448, 6034, 6662, 6896, 12068, 13324, 13792, 23317, 24136, 26648, 27584, 46634, 48272, 53296, 55168, 93268, 96544, 106592, 186536, 193088, 213184, 373072, 386176, 426368, 746144, 1435661, 1492288, 2871322, 2984576, 5742644, 10049627, 11485288, 20099254, 22970576, 40198508, 45941152, 80397016, 91882304, 160794032, 183764608, 321588064, 643176128, 1286352256]

約数ペア:

[(1, 1286352256), (2, 643176128), (4, 321588064), (7, 183764608), (8, 160794032), (14, 91882304), (16, 80397016), (28, 45941152), (32, 40198508), (56, 22970576), (64, 20099254), (112, 11485288), (128, 10049627), (224, 5742644), (431, 2984576), (448, 2871322), (862, 1492288), (896, 1435661), (1724, 746144), (3017, 426368), (3331, 386176), (3448, 373072), (6034, 213184), (6662, 193088), (6896, 186536), (12068, 106592), (13324, 96544), (13792, 93268), (23317, 55168), (24136, 53296), (26648, 48272), (27584, 46634)]